Regolith is a fully Horizontal and Responsive Wordpress theme that utilises the latest and greatest technologies in web development, to achieve a truly unique look and feel. It works great on mobile devices, tablets and computers. The horizontal layout will not only make your posts and pictures stand out, but will also provide a more efficient use of screen space in an era dominated by wide screens.
Demo: http://themeforest.net/item/regolith-responsive-horizontal-portfolio-theme/6276049